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-   -   991.1 GT3 Latest Motor Updates (https://rennlist.com/forums/991-gt3-gt3rs-gt2rs-and-911r/1143776-991-1-gt3-latest-motor-updates.html)

CALSE 05-19-2019 10:24 AM

991.1 GT3 Latest Motor Updates
 
Does anyone know what the latest motor updates/revisions are? Based on what I read:

1. DLC coated FF and camshaft
2. Oil filter
3. Oil pressure increase

Breaking in my 4th motor.

dark knight 05-19-2019 10:51 AM

wow, thats messed up and cool at the same time

Jzips 05-19-2019 01:30 PM


Originally Posted by CALSE (Post 15851065)

Breaking in my 4th motor.

Wow! So you had 2 brand new replacement motors blow up? All from the same issue? Wouldn’t the issues have been resolved in the new replacement motors before you were given them?

rodsky 05-19-2019 01:58 PM

Is the motor still changing or is it just the latest G iteration (as it was in 2016).?

robmypro 05-19-2019 03:34 PM

Can you tell us the dates you had the motors replaced?

Izzone 05-19-2019 04:10 PM

Sorry to hear that

They design is flawed..they will never fix it

All 991.1 including RS and R will have same problem

dgoldenz 05-19-2019 04:16 PM


Originally Posted by CALSE (Post 15851065)
Does anyone know what the latest motor updates/revisions are? Based on what I read:

1. DLC coated FF and camshaft
2. Oil filter
3. Oil pressure increase

Breaking in my 4th motor.

Since breaking in the first 3 motors didn't seem to help at all, might as well just beat the crap out of the fourth one and hope it blows again before the warranty expires =)

poison123 05-19-2019 04:33 PM

When and how did the motors go?

obbob 05-20-2019 03:14 AM

When were the motors replaced? That will determine what updates your motors had.

Also, any Porsche part comes with a 2 year warranty, regardless of any factory warranty. Theoretically you could have infinite engine warranty if you keep blowing up motors within 2 years of install :P

Cay_PI 05-20-2019 05:10 AM

1st engines replaced because the manufacturing issue (rod bolt)
The replacement engines like to suffer from the problem.
From then they changed parts in the heads (I think it was the finger followers and valve soprings, maybe also the cams) from febraury 2015 and increased oil preasure for all engines via software. Heared ofno engine that failed yet.
From Mid 2015 (MY 2016 = G / RS engines) they introduced a slightly different oil pump, that should not be relevant but also modified the head for better oiling. Interestingly, I heared of one engine that failed.
From Mid 2016 (G6 - the current engine version for GT3 and RS / R) they introduced DLC-coated camshafts. The finger followers are DLC coated from the beginning.

So thats why it would be interesting, when you got your 2nd and 3rd engine.

CALSE 05-20-2019 06:55 PM


Originally Posted by robmypro (Post 15851624)
Can you tell us the dates you had the motors replaced?


Originally Posted by poison123 (Post 15851722)
When and how did the motors go?

1st: Recall 6/2015
2nd: Finger Follower CEL 6/2016
3rd: Finger Follower CEL 5/2019
4th: TBD

dewilmoth 05-20-2019 07:03 PM


Originally Posted by CALSE
1st: Recall 6/2015
2nd: Finger Follower CEL 6/2016
3rd: Finger Follower CEL 5/2019
4th: TBD

Well that's isn't very confidence inspiring.

SanDiegoDavid 05-20-2019 07:17 PM


Originally Posted by CALSE (Post 15854245)
1st: Recall 6/2015
2nd: Finger Follower CEL 6/2016
3rd: Finger Follower CEL 5/2019
4th: TBD

Actually the recall was 1/2014 and extended till July 2014. :)

tstafford 05-20-2019 07:29 PM

OP: No judgment here at all (I swear) - are you tracking the car heavily/regularly?

CALSE 05-20-2019 07:50 PM


Originally Posted by tstafford (Post 15854309)
OP: No judgment here at all (I swear) - are you tracking the car heavily/regularly?

Good question. Approximately 20 hours of HPDE time on 3rd motor. Didn't keep a log on 2nd motor as I was not aware of the finger follower issue. I have over 40,500 miles total on the ODO.


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